Acids and Bases

Descripción

Quiz on Acids and Bases, based on Junior Cert science syllabus
Sarah Egan
Test por Sarah Egan, actualizado hace más de 1 año
Sarah Egan
Creado por Sarah Egan hace alrededor de 9 años
4897
104

Resumen del Recurso

Pregunta 1

Pregunta
Acids are corrosive
Respuesta
  • True
  • False

Pregunta 2

Pregunta
Bases are corrosive
Respuesta
  • True
  • False

Pregunta 3

Pregunta
A litmus test can determine the pH level of a substance
Respuesta
  • True
  • False

Pregunta 4

Pregunta
The following are examples of bases: vinegar, lemon juice, tea
Respuesta
  • True
  • False

Pregunta 5

Pregunta
The pH level of pure water is 7
Respuesta
  • True
  • False

Pregunta 6

Pregunta
Toothpaste is not an acid
Respuesta
  • True
  • False

Pregunta 7

Pregunta
The pH level of lime water is 16
Respuesta
  • True
  • False

Pregunta 8

Pregunta
When tested with Universal Indicator, the most acidic substances will turn this colour
Respuesta
  • violet
  • orange
  • red
  • green

Pregunta 9

Pregunta
A substance with pH7 will come up this colour when tested with Universal Indicator
Respuesta
  • blue
  • orange
  • green
  • red

Pregunta 10

Pregunta
An alkali is a(n) [blank_start]_________[blank_end] that is dissolved in water
Respuesta
  • acid
  • base

Pregunta 11

Pregunta
When the properties of an acid are counteracted by a base, the reaction is called [blank_start]_____________[blank_end]
Respuesta
  • titration
  • neutralisation

Pregunta 12

Pregunta
Titration is a method used to:
Respuesta
  • make a basic substance as acidic as possible
  • find out the exact amount of acid required to just neutralise a certain volume of a base
  • keep litmus paper from going mouldy in the lab
  • burn a strip of magnesium oxide

Pregunta 13

Pregunta
Neutralisation reaction: ACID + BASE → [blank_start]_____________[blank_end] + [blank_start]____________[blank_end]
Respuesta
  • Salt
  • Copper
  • Toothpaste
  • lime
  • pipette
  • water
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